Pet stairs



FIG. 1 is a top perspective view of a pet stairs, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a partial enlargement of FIG. 2 ; and,

FIG. 10 is a partial enlargement of FIG. 2 .

The dash-dash broken lines in the drawings illustrate portions of thepet stairs. The dash-dot broken lines in the drawings illustrate thelocations and bounds of the enlarged views of FIGS. 9 and 10 . None ofthe broken lines form part of the claimed design.

CLAIM The ornamental design for a pet stairs, as shown and described.